Answer:
x = -2
Step-by-step explanation:
5k^3 - 3k + 7.-(-2k^3 + k^2 - 9)
7k^3 +k^2-3k +16
C. 7k^3 - k^2 - 3k + 16
We can write it down as a fraction:

and we can simplify this fraction:
=

=

=

or we can write it as a decimal:
0.1282...
Answer:
answer : B
Step-by-step explanation:
(14x2 – 14) + (–10x2 – 10x + 10) = (14x² - 10x²) -10x + (-14+10)
(14x2 – 14) + (–10x2 – 10x + 10) = = 4x² - 10x - 4
answer : B
Hi Jessicaprado539!
The constant proportionality of this equation would be the value that relates the two amounts. In this case, that would be 2/3